Vernaccia di Oristano is the name of a grape variety and a wine denomination (see below). The Vernaccia di Oristano grape can go oxidative,’ Ian D’Agata told me in NY on Monday 26th June 2017.
The grape is native to the Italian island of Sardinia (‘Sardegna’), found ‘almost exclusively on the western side of Sardinia, making a wide range of white wines with varying sweetness levels and sometimes fortified and oxidatively,’ (Oxford Companion 2015, p.779-780). See Vernaccia di Oristano DOC.
Vineyard area: 2010 272 ha (672 acres) (Oxford Companion 2015, p.779-780).
Wines: Vernaccia di Oristano DOC.
Bibliography
Ian D’Agata, Native Wine Grapes of Italy (University of California Press, 2014 p.46, 151–53, 485.
The Oxford Companion to Wine 4th edition ed. Jancis Robinson MW and Julia Harding MW (Oxford University Press, 2015).